Dictionary of Computer Terms and Acronyms

Word reference of Computer Terms and Acronyms Word reference of Computer Terms and Acronyms PC Terms-Through Letter B 10Base5 (10 Mbps, baseband, 500 meters): one of a few physical media indicated by 802.3 for use in an Ethernet neighborhood LAN); comprises of Thickwire coaxial link with a most extreme portion length of 500 meters10Base2 (10 Mbps, baseband, 185 meters): one of a few physical media determined by IEEE 802.3 for use in an Ethernet neighborhood LAN); comprises of Thickwire coaxial link with a greatest section length of 185 meters10BaseT (10 Mbps, baseband, unshielded contorted pair): one of a few physical media determined by IEEE 802.3 for use in an Ethernet neighborhood (LAN); is standard phone wound pair wire 100BaseT (100 Mbps, baseband, unshielded curved pair): one of a few physical media determined by IEEE 802.3 for use in an Ethernet neighborhood (LAN); alluded to as Fast Ethernet on account of its higher transmission speedAAL (ATM adjustment layer): adjusts PDUs went down from higher layers onto ATM cellsActive center point: permits numerous gadgets to be wired to a focal area to have similar media and recover the sign; likewise alluded to as multiport repeatersADSL (deviated computerized endorser line): an ordinary type of xDSL phone organizations offer to habitations AGP (quickened or propelled illustrations port): a fast, highlight point channel for appending a designs card to a PC's motherboard, essentially to aid the increasing speed of 3D PC graphicsALU (number-crunching rationale unit): an advanced circuit that figures a math activity (e.g., expansion, deduction) and rationale tasks between two numbers; the major structure square of the Central Processing Unit (CPU) or a computerAM (abundancy balance): a method utilized for transmitting data by means of a radio bearer wave Plentifulness: tallness of the wave anytime in the waveANSI (American National Standards Institute): an intentional association that arranges the turn of events and utilization of accord norms in the United States and speaks to the necessities and perspectives on U.S. partners in normalization gatherings around the globeAPI (application programming interface): gives software engineers a conventional arrangement of schedules to approach to utilize fundamental system servicesApplication layer: plays out the elements of record move, email, and so on (see OSI Model) Engineering: how a framework is planned; incorporates how the segments are associated with and work with each otherARP (address goals convention): organize layer convention gave TCP/IP; used to outline IP (web convention) address to a MAC (media get to card) addressASCII (American Standard Code for Information Interchange): relates a number from 0 to 255 in the double (base 2) structure to console charactersASIC (application-explicit coordinated circuit): a coordinated circuit intended for a specific use (e.g., a chip planned exclusively to run a cellphone) Nonconcurrent correspondence: depicts when gadgets, for example, PCs, depend on their own inside tickers; it gives network to printers, modems, fax machines, etc.ATM (offbeat exchange mode): high transfer speed, cell-exchanging innovation; intended to convey a wide range of kinds of data, including voice, video, picture, information, and designs; another type of STDM (factual time division multiplexing)AUI (connection unit interface): a 15-pin association that gives a way between a hub's Ethernet interface and the medium connection unit (MAU); otherwise called a handset AS (Autonomous framework): an assortment of IP systems heavily influenced by a solitary entityB (conveyor) channel: conveys voice, video, picture, or information traffic, contingent on the hardware and applications availableBandwidth: communicated in a scope of frequencies utilizing hertz as the unit of estimation; additionally called simple capacityBase 2 System: double number framework, just two discrete qualities (0 and 1) are conceivable and all numbers are a blend of these two characters; advanced signs are numbers sent in the Base 2 framework Base 10 System: the decimal systemBaseband: depicts signs and frameworks whose scope of recurrence is estimated from 0 to a greatest transmission capacity or most noteworthy sign recurrence; here and there utilized as a thing for a band of frequencies beginning at 0BGP (fringe passage convention): an interautonomous framework directing convention; a system or gathering of systems under a typical organization and with normal steering policiesBit: withdrawal of the articulation paired digit; littlest unit of information in a computerBIOS (fundamental info/yield framework): the firmware code run by an IBM-perfect PC when originally fueled on, known as booting up; essential capacity is to set up the machine so other programming projects can stack, execute, and accept control of the PC Bluetooth: a detail that permits cell phones, PCs, and PDAs to be associated remotely over short rangesBps: bits every second: a typical proportion of information speed for PC modems and transmission carriersBRI (essential rate interface): a coordinated administrations computerized arrange design, generally expected for the home and little undertaking (see additionally PRI)Bricks and snaps: a business that existed pre-web that presently utilizes online business innovation to sell on the internetBridge: deciphers the LAN equipment connector address contained in MAC and conclude whether to channel or forward the casing; doesn't change the edge in any capacity Programs: customer applications that get to WWW serversBuilding spine: interfaces LANs inside a buildingBus: an electrical association between any two parts in a computerBus topology: framework design where electrical signs created by a gadget associated anyplace on the transport are gotten by all other associated devicesByte: the standard size of information in a PC; 8-bits PC Terms-Letters C through D Cache: keeps information the processor is probably going to require rapidly close within reach; expands processor activity speedCAD/CAM (PC supported structure/PC helped manufacturing): software used to plan items, for example, electronic circuit sheets in computersCampus backbone: connects building LANs togetherCD-R (minimal plate - recordable): a exceptional sort of CD-ROM that can be composed onto by any PC with an account drive; must be composed onto onceCD-ROM (minimized circle read-just memory): optical stockpiling gadget read by lasers; can hold up to 700 megabytes of information Cd RW (smaller circle - rewritable): a unique kind of CD-ROM that can be composed onto by any PC with a chronicle drive; can be composed onto more than onceCIR (submitted data rate): describes the client data move rate the system bolsters during ordinary system operationsCLEC (serious neighborhood trade carrier): In the U.S., a media communications supplier organization (additionally called a transporter) that rivals other, effectively settled bearers (the nearby phone company)Client/server architecture: a arrange where a few PCs are devoted customers (workstations) and some are dedicated servers; data is concentrated on the server, and a head sets strategies and oversees it CMOS (correlative metal-oxide semiconductor) RAM: requires almost no force; keeps up data in any event, when the PC is offCollision: occurs when a few system clients impart simultaneously and meddle (crash into) one anotherCollision domain: logical arrange section where information bundles can slam into each other for being sent on a mutual medium, specifically in the Ethernet organizing protocolComputer networking: a blend of equipment and programming that gives the different PCs access an association speak with each other PC working framework (OS): a unique PC program that gives a situation wherein different projects can utilize the PC's focal processor and the joined info/yield devicesConnectivity devices: bring clients of the system into contact with one anotherConstant bit rate (CBR): a transmission that utilizes a set measure of system limit on a nonstop premise; utilized when the appearance of the data is time-sensitiveConvergence: the consolidating and once in a while conflicting of voice and dataCPE (client premises equipment): generally alludes to phones, DSL or link modems, or bought set-top boxes for use with correspondence specialist co-ops' administrations CPS (cycles per second): a proportion of how much of the time an exchanging current alters course; has been supplanted by the term hertz (Hz)CPU (Central Processing Unit): the mind of the PC framework where counts and choices are made; likewise alluded to as the processorCPU Speed: how quick the CPU worksCSU (station administration unit): provides a loopback work for phone organization testing, and checks bipolar sign generationCRC (cyclic excess check): method of checking for mistakes in information that has been transmitted on a correspondences connect; a capacity used to create a Checksum against a square of information CS (union sublayer): particular conventions that are answerable for social occasion and organizing higher layer data so it tends to be handled by the lower layersCSMA/CD (transporter sense various access/crash detect): set of rules for deciding how arrange gadgets react when two gadgets collideD (information) channel: used for regular station motioning by both the phone organization switch and the client hardware; gives the consider signals that set up B station connectionsDACS (advanced access and cross-interface system): a bit of broadcast communications gear utilized for steering T1 lines; can cross-associate any T1 line in the framework with some other T1 line in the framework Data: information controlled inside the PC as bits and bytesDatagram: data bundle that is sent over an IP organize; related with the system l